/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/MovieRenderPipelineDataTypes.h
struct FMoviePipelineRenderPassInitSettings
FIntPoint
BackbufferResolution
This takes into account any padding needed for tiled rendering overlap.
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FeatureLevel
FIntPoint
TileCount
How many tiles (in each direction) are we rendering with.